Answer:
First of all you need to know the 
it's equal to 2 and
which is the number is between 1 and 2 and between that number there maybe the possibilities of above 0.5 or under 0.5
After that Figure out which one was bigger? 
or 
? The answer is 
and also near to 
so it should be above 0.5 .
So we know that is between 1 and 1.5.
Hopes that information was help you a lot
Quadratic equations are also used when gravity is involved, such as the path of a ball or the shape of cables in a suspension bridge. A very common and easy-to-understand application of a quadratic function is the trajectory followed by objects thrown upward at an angle.
I believe the answer should be 2
